| 学习 | xué xí | to learn; to study |
| 通 | tōng | to go through; to know well; (suffix) expert; to connect; to communicate; open; to clear; classifier for letters, telegrams, phone calls etc |
| tòng | classifier for an activity, taken in its entirety (tirade of abuse, stint of music playing, bout of drinking etc) | |
| 社工 | shè gōng | social work; social worker |
| 库 | kù | warehouse; storehouse; (file) library |
| 手机 | shǒu jī | cell phone; mobile phone; CL:部[bu4],支[zhi1] |
| 监控 | jiān kòng | to monitor |
| 查询 | chá xún | to check; to inquire; to consult (a document etc); inquiry; query |
| 快递 | kuài dì | express delivery |
| 收 | shōu | to receive; to accept; to collect; to put away; to restrain; to stop; in care of (used on address line after name) |
| 货 | huò | goods; money; commodity; CL:個|个[ge4] |
| 地址 | dì zhǐ | address; CL:個|个[ge4] |
| 等 | děng | class; rank; grade; equal to; same as; to wait for; to await; et cetera; and so on; et al. (and other authors); after; as soon as; once |
| 信息 | xìn xī | information; news; message |
| 别人 | bié ren | other people; others; other person |
| bié rén | other people; others; other person | |
| 都 | dōu | all; both; entirely; (used for emphasis) even; already; (not) at all |
| Dū | surname Du | |
| dū | capital city; metropolis | |
| 信任 | xìn rèn | to trust; to have confidence in |
| 的 | de | of; ~'s (possessive particle); (used after an attribute); (used to form a nominal expression); (used at the end of a declarative sentence for emphasis) |
| dí | really and truly | |
| dì | aim; clear | |
| dī | see 的士[di1 shi4] | |
| 伙伴 | huǒ bàn | partner; companion; comrade |
| 合作 | hé zuò | to cooperate; to collaborate; to work together; cooperation; CL:個|个[ge4] |